From 52b1251b48e7003837f41d8406fc6bc18ce6e84b Mon Sep 17 00:00:00 2001 From: GriffinR Date: Wed, 26 Aug 2020 17:42:51 -0400 Subject: [PATCH] Document second rayquaza scene --- src/data/graphics/rayquaza_scene.h | 2 +- src/rayquaza_scene.c | 156 +++++++++++++++++++---------- 2 files changed, 104 insertions(+), 54 deletions(-) diff --git a/src/data/graphics/rayquaza_scene.h b/src/data/graphics/rayquaza_scene.h index 54d7966f2..190fb4b3b 100644 --- a/src/data/graphics/rayquaza_scene.h +++ b/src/data/graphics/rayquaza_scene.h @@ -24,7 +24,7 @@ const u32 gRaySceneTakesFlight_Bg_Tilemap[] = INCBIN_U32("graphics/rayquaz // Scene 3 (RAY_ANIM_DESCENDS) const u32 gRaySceneDescends_Rayquaza_Gfx[] = INCBIN_U32("graphics/rayquaza_scene/scene_3/rayquaza.4bpp.lz"); -// for some reason there are an extra 0xC bytes at the end of the original 4bpp, so in order to produce the correct lz, +// for some reason there are an extra 0xC bytes at the end of the original rayquaza_tail.4bpp, so in order to produce the correct lz, // we have to cat the bytes at the end with a make rule. not sure why those bytes are there, it may have been a bug in Game Freak's software. const u32 gRaySceneDescends_RayquazaTail_Gfx[] = INCBIN_U32("graphics/rayquaza_scene/scene_3/rayquaza_tail_fix.4bpp.lz"); const u32 gRaySceneDescends_Bg_Gfx[] = INCBIN_U32("graphics/rayquaza_scene/scene_3/bg.4bpp.lz"); diff --git a/src/rayquaza_scene.c b/src/rayquaza_scene.c index 92082b2c1..e4b6bed4d 100644 --- a/src/rayquaza_scene.c +++ b/src/rayquaza_scene.c @@ -59,6 +59,8 @@ enum #define TAG_CHASE_RAYQUAZA_TAIL 30570 #define TAG_CHASE_SPLASH 30571 +#define MAX_SMOKE 10 + struct RayquazaScene { MainCallback exitCallback; @@ -101,7 +103,7 @@ static u8 CreateDuoFightKyogreSprites(void); static void Task_RayTakesFlightAnim(u8 taskId); static void Task_HandleRayTakesFlight(u8 taskId); static void Task_RayTakesFlightEnd(u8 taskId); -static void sub_81D81A4(u8 taskId); +static void Task_TakesFlight_CreateSmoke(u8 taskId); static void SpriteCB_TakesFlight_Smoke(struct Sprite *sprite); // RAY_ANIM_DESCENDS @@ -840,7 +842,7 @@ static const struct SpriteTemplate sSpriteTemplate_TakesFlight_Smoke = .callback = SpriteCB_TakesFlight_Smoke, }; -static const s8 sUnknown_0862AAB8[][2] = +static const s8 sTakesFlight_SmokeCoords[MAX_SMOKE][2] = { {-1, 5}, {-3, -4}, @@ -1972,6 +1974,24 @@ static void DuoFight_SlideKyogreDown(struct Sprite *sprite) } } +#undef tCounter +#undef tHelperTaskId +#undef tGroudonSpriteId +#undef tKyogreSpriteId + +#undef sGroudonBodySpriteId +#undef sGroudonShoulderSpriteId +#undef sGroudonClawSpriteId + +#define tState data[0] +#define tTimer data[1] +#define tScale data[2] +#define tScaleSpeed data[3] +#define tYCoord data[4] +#define tYSpeed data[5] +#define tYOffset data[6] +#define tYOffsetDir data[7] + static void InitTakesFlightSceneBgs(void) { ResetVramOamAndBgCntRegs(); @@ -1994,7 +2014,7 @@ static void InitTakesFlightSceneBgs(void) static void LoadTakesFlightSceneGfx(void) { ResetTempTileDataBuffers(); - DecompressAndCopyTileDataToVram(0, gRaySceneDuoFight_Clouds_Gfx, 0, 0, 0); + DecompressAndCopyTileDataToVram(0, gRaySceneDuoFight_Clouds_Gfx, 0, 0, 0); // Re-uses clouds from previous scene DecompressAndCopyTileDataToVram(1, gRaySceneTakesFlight_Bg_Gfx, 0, 0, 0); DecompressAndCopyTileDataToVram(2, gRaySceneTakesFlight_Rayquaza_Gfx, 0, 0, 0); while (FreeTempTileDataBuffersIfPossible()) @@ -2002,7 +2022,7 @@ static void LoadTakesFlightSceneGfx(void) LZDecompressWram(gRaySceneDuoFight_Clouds2_Tilemap, sRayScene->tilemapBuffers[0]); LZDecompressWram(gRaySceneTakesFlight_Bg_Tilemap, sRayScene->tilemapBuffers[1]); LZDecompressWram(gRaySceneTakesFlight_Rayquaza_Tilemap, sRayScene->tilemapBuffers[2]); - LoadCompressedPalette(gRaySceneTakesFlight_Rayquaza_Pal, 0, 0x40); + LoadCompressedPalette(gRaySceneTakesFlight_Rayquaza_Pal, 0, 64); LoadCompressedSpriteSheet(&sSpriteSheet_TakesFlight_Smoke); LoadCompressedSpritePalette(&sSpritePal_TakesFlight_Smoke); } @@ -2015,75 +2035,93 @@ static void Task_RayTakesFlightAnim(u8 taskId) LoadTakesFlightSceneGfx(); SetGpuReg(REG_OFFSET_BLDCNT, BLDCNT_TGT1_OBJ | BLDCNT_TGT2_BG1 | BLDCNT_EFFECT_BLEND); SetGpuReg(REG_OFFSET_BLDALPHA, BLDALPHA_BLEND(8, 8)); - BlendPalettes(-1, 0x10, 0); + BlendPalettes(-1, 16, 0); SetVBlankCallback(VBlankCB_RayquazaScene); - CreateTask(sub_81D81A4, 0); - data[0] = 0; - data[1] = 0; + CreateTask(Task_TakesFlight_CreateSmoke, 0); + tState = 0; + tTimer = 0; gTasks[taskId].func = Task_HandleRayTakesFlight; } +// Animate Rayquaza (flying up and down, and changing size as it gets further from the screen) +// In this scene Rayquaza is a bg tilemap on bg 2, not a sprite static void Task_HandleRayTakesFlight(u8 taskId) { s16 *data = gTasks[taskId].data; - switch (data[0]) + switch (tState) { case 0: - if (data[1] == 8) + // Delay, then fade in + if (tTimer == 8) { BeginNormalPaletteFade(0xFFFFFFFF, 0, 0x10, 0, RGB_BLACK); - data[2] = 0; - data[3] = 30; - data[4] = 0; - data[5] = 7; - data[1] = 0; - data[0]++; + tScale = 0; + tScaleSpeed = 30; + tYCoord = 0; + tYSpeed = 7; + tTimer = 0; + tState++; } else { - data[1]++; + tTimer++; } break; case 1: - data[2] += data[3]; - data[4] += data[5]; - if (data[3] > 3) - data[3] -= 3; - if (data[5] != 0) - data[5]--; - if (data[2] > 255) + // Fly in + tScale += tScaleSpeed; + tYCoord += tYSpeed; + + if (tScaleSpeed > 3) + tScaleSpeed -= 3; + + if (tYSpeed != 0) + tYSpeed--; + + if (tScale > 255) { - data[2] = 256; - data[3] = 0; - data[6] = 12; - data[7] = -1; - data[1] = 0; - data[0]++; + tScale = 256; + tScaleSpeed = 0; + tYOffset = 12; + tYOffsetDir = -1; + tTimer = 0; + tState++; } - SetBgAffine(2, 0x7800, 0x1800, 0x78, data[4] + 32, data[2], data[2], 0); + SetBgAffine(2, 0x7800, 0x1800, 0x78, tYCoord + 32, tScale, tScale, 0); break; case 2: - data[1]++; - SetBgAffine(2, 0x7800, 0x1800, 0x78, data[4] + 32 + (data[6] >> 2), data[2], data[2], 0); - data[6] += data[7]; - if (data[6] == 12 || data[6] == -12) + // Float up and down + tTimer++; + SetBgAffine(2, 0x7800, 0x1800, 0x78, tYCoord + 32 + (tYOffset >> 2), tScale, tScale, 0); + tYOffset += tYOffsetDir; + if (tYOffset == 12 || tYOffset == -12) { - data[7] *= -1; - if (data[1] > 295) + tYOffsetDir *= -1; + if (tTimer > 295) { - data[0]++; + tState++; BeginNormalPaletteFade(0xFFFFFFFF, 6, 0, 0x10, RGB_BLACK); } } break; case 3: - data[2] += 16; - SetBgAffine(2, 0x7800, 0x1800, 0x78, data[4] + 32, data[2], data[2], 0); + // Fly away, fade out + tScale += 16; + SetBgAffine(2, 0x7800, 0x1800, 0x78, tYCoord + 32, tScale, tScale, 0); Task_RayTakesFlightEnd(taskId); break; } } +#undef tState +#undef tTimer +#undef tScale +#undef tScaleSpeed +#undef tYCoord +#undef tYSpeed +#undef tYOffset +#undef tYOffsetDir + static void Task_RayTakesFlightEnd(u8 taskId) { if (!gPaletteFade.active) @@ -2095,51 +2133,63 @@ static void Task_RayTakesFlightEnd(u8 taskId) } } -static void sub_81D81A4(u8 taskId) +#define tSmokeId data[0] +#define tTimer data[1] + +#define sSmokeId data[0] +#define sTimer data[1] + +static void Task_TakesFlight_CreateSmoke(u8 taskId) { s16 *data = gTasks[taskId].data; - if ((data[1] & 3) == 0) + if ((tTimer & 3) == 0) { u8 spriteId = CreateSprite(&sSpriteTemplate_TakesFlight_Smoke, - (sUnknown_0862AAB8[data[0]][0] * 4) + 120, - (sUnknown_0862AAB8[data[0]][1] * 4) + 80, + (sTakesFlight_SmokeCoords[tSmokeId][0] * 4) + 120, + (sTakesFlight_SmokeCoords[tSmokeId][1] * 4) + 80, 0); - gSprites[spriteId].data[0] = (s8)(data[0]); + gSprites[spriteId].sSmokeId = (s8)(tSmokeId); gSprites[spriteId].oam.objMode = ST_OAM_OBJ_BLEND; gSprites[spriteId].oam.affineMode = ST_OAM_AFFINE_DOUBLE; gSprites[spriteId].oam.priority = 2; InitSpriteAffineAnim(&gSprites[spriteId]); - if (data[0] == 9) + if (tSmokeId == MAX_SMOKE - 1) { DestroyTask(taskId); return; } else { - data[0]++; + tSmokeId++; } } - data[1]++; + tTimer++; } static void SpriteCB_TakesFlight_Smoke(struct Sprite *sprite) { - if (sprite->data[1] == 0) + if (sprite->sTimer == 0) { sprite->pos2.x = 0; sprite->pos2.y = 0; } else { - sprite->pos2.x += sUnknown_0862AAB8[sprite->data[0]][0]; - sprite->pos2.y += sUnknown_0862AAB8[sprite->data[0]][1]; + sprite->pos2.x += sTakesFlight_SmokeCoords[sprite->sSmokeId][0]; + sprite->pos2.y += sTakesFlight_SmokeCoords[sprite->sSmokeId][1]; } - sprite->data[1]++; - sprite->data[1] &= 0xF; + sprite->sTimer++; + sprite->sTimer &= 0xF; } +#undef tSmokeId +#undef tTimer + +#undef sSmokeId +#undef sTimer + static void InitDescendsSceneBgs(void) { ResetVramOamAndBgCntRegs();